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Ensure non-NULL key buffer when building SSL test transforms

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This commit is contained in:
Hanno Becker 2019-04-05 09:56:10 +01:00
parent a5780f1993
commit 78d1f70ab6
1 changed files with 5 additions and 2 deletions
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7
tests/suites/test_suite_ssl.function
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@ -41,8 +41,11 @@ static int build_transforms( mbedtls_ssl_transform *t_in,
/* Pick keys */ /* Pick keys */
keylen = cipher_info->key_bitlen / 8; keylen = cipher_info->key_bitlen / 8;
CHK( ( key0 = mbedtls_calloc( 1, keylen ) ) != NULL ); /* Allocate `keylen + 1` bytes to ensure that we get
CHK( ( key1 = mbedtls_calloc( 1, keylen ) ) != NULL ); * a non-NULL pointers from `mbedtls_calloc` even if
* `keylen == 0` in the case of the NULL cipher. */
CHK( ( key0 = mbedtls_calloc( 1, keylen + 1 ) ) != NULL );
CHK( ( key1 = mbedtls_calloc( 1, keylen + 1 ) ) != NULL );
memset( key0, 0x1, keylen ); memset( key0, 0x1, keylen );
memset( key1, 0x2, keylen ); memset( key1, 0x2, keylen );